Just Browsing?
In single player Story mode, spend 30 minutes or more in the Intex Terminal menus.
3/1/2011
6:00:26 PM
Rare 32.4%
Break Out the Arsenal
Fire every weapon and use every item in single player.
2/28/2011
7:10:44 PM
Rare 32.6%
Elite Force
Without the player taking damage kill 50 aliens in single player.
2/23/2011
5:26:01 PM
Rare 43.5%
Tooling Up
Purchase an upgrade (or witness another player doing this).
2/23/2011
5:02:02 PM
Common 60.8%
Saving the Day
In single player Story mode, save the game using the Intex Terminal.
2/21/2011
7:02:39 PM
Common 74.1%
Vandal
Break the glass in a window (or witness another player doing this).
2/21/2011
6:51:34 PM
Common 82.8%
